{"id":"CVE-2026-81784","title":"WordPress Wise Chat plugin <= 3.4 - PHP Object Injection vulnerability","summary":"Unauthenticated PHP Object Injection in Wise Chat <= 3.4 versions.","severity":"high","cvss":8.1,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","cvssSource":"cna","cwe":["CWE-502"],"vendor":"Marcin","product":"wise-chat","affected":["wise-chat >= n/a <= 3.4"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-09-10T20:36:22.366640Z"},"published":"2026-09-10","updated":"2026-09-10","sourceUpdated":"2026-09-10T21:00:25.712Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-81784","references":[{"url":"https://patchstack.com/database/wordpress/plugin/wise-chat/vulnerability/wordpress-wise-chat-plugin-3-4-php-object-injection-vulnerability?_s_id=cve"}],"tags":["cve.org"],"epss":0.00276,"epssPercentile":0.20274,"ingestedAt":"2026-09-11T16:45:48.023Z","slug":"CVE-2026-81784","body":"## Overview\n\nUnauthenticated PHP Object Injection in Wise Chat <= 3.4 versions.\n\n## Affected\n\n- `wise-chat >= n/a <= 3.4`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":45,"depthScoreParts":{"impact":44.6,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}